| Mary Ryan | |
| Office: | Teachta Dála |
| Term Start: | February 1948 |
| Term End: | October 1961 |
| Constituency: | Tipperary North |
| Term Start1: | May 1944 |
| Term End1: | February 1948 |
| Constituency1: | Tipperary |
| Birth Name: | Mary Bridget Carey |
| Birth Date: | 31 January 1898 |
| Birth Place: | County Tipperary, Ireland |
| Death Place: | County Tipperary, Ireland |
| Nationality: | Irish |
| Party: | Fianna Fáil |
| Spouse: | Martin Ryan |
| Children: | 9 |
Mary Bridget Ryan (; 31 January 1898 – 8 February 1981) was an Irish Fianna Fáil politician. She was a member of Cumann na mBan and a founder member of Fianna Fáil.[1]
She was first elected to Dáil Éireann as a Fianna Fáil Teachta Dála (TD) for the Tipperary constituency at the 1944 general election.[2] Her husband Martin Ryan was a TD for the same constituency from 1933 until his death in 1943. After boundary changes, she was returned at the 1948 general election for Tipperary North, and re-elected at the 1951, 1954 and 1957 general elections.
At the 1961 general election, she lost her seat to Fine Gael's Thomas Dunne.[3]